232 



typischen Gruppe ein ausgebreiteter Mundsaum (bei J. 

 gemma und sulcata) vorkommt. 



8. Cylindrella eximia Pfr. 



T. vix rimata, cylindraceo-turrita, solidula, confertis- 

 sime subgranulato-striata, opaca, pallide violaceo-fulvida ; 

 spira sensim attenuata, late truncata; anfr. superst. 8 vix 

 convexiusculi , supra suturam interstitiis nudis subcrenati, 

 ultimus vix solutus, basi acute carinatus; apertura subcir- 

 cularis, basi angulata; perist. tenue, undique expansius- 

 culum. — Long. 27, diam. medio l^j^ mill. Ap. diam. 5 

 mill. (Mus. Cuming.) 



Habitat . . . ? 



9. Clausilia Lanzai Dunker. 



T. rimata, fusiformi-oblonga, solidula, striato-plicata et 

 costis compressis, distantioribus, albidis, undulatis et inter- 

 dum confluentibus sculpta, pallide lilaceo - carnea ; spira a 

 medio attenuata, apice corneo, acutiusculo ; anfr. 9 — 9^^ 

 convexi , ultimus breviter gibboso - cristatus ; apertura piri- 

 formis, carnea; lamellae tenues, approximatae; lunella ob- 

 soleta ; plicae palatales 2 , supera 1 mediocris , altera vali- 

 dior, juxta subcolumellarem conspicua; perist. continuum, 

 liberum, tenue, undique latiuscule expansum. — Long. 16, 

 diam. medio 4 mill. Ap, 4 mill. longa, SVa lata. 



Habitat Biocovo prope Macarsca Dalmatiae. (Prof. 

 Lanza.) 



